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SAFE INSTALLATION, USE AND SERVICE..................1
GENERAL SAFETY INFORMATION........................... 2
PRECAUTIONS......................................................................2
GROUNDING INSTRUCTIONS............................................2
INTRODUCTION........................................................3
QUALIFICATIONS.................................................................3
PREPARING FOR THE INSTALLATION................................3
PRINCIPLE OF OPERATION..................................................4
THE REFRIGERATION CYCLE..............................................4
SOURCE WATER TEMPERATURE RANGE........................4
WATER TEMPERATURE RANGE..........................................4
REFRIGERANT CHARGE.......................................................4
EQUIPMENT DISPOSAL.......................................................4
FEATURES & COMPONENTS.....................................5
PRODUCT ILLUSTRATION...................................................5
WATER TO WATER CYCLE.....................................................6
ROUGH IN DIMENSIONS.....................................................7
PERFORMANCE SPECIFICATIONS.....................................7
INSTALLATION REQUIREMENTS...............................8
WATER TEMPERATURE........................................................8
MAXIMUM SYSTEM TEMPERATURE............................8
INLET & OUTLET WATER TEMPERATURE...................8
SOURCE WATER TEMPERATURE........................................8
ENTERING SOURCE WATER TEMPERATURE............8
LOCATING THE WATER HEATER.........................................8
INDOOR/OUTDOOR INSTALLATION...........................8
FREEZING TEMPERATURES............................................8
COASTAL REGIONS...........................................................8
HEAT SOURCE....................................................................8
CLEARANCES.........................................................................9
ELECTRICAL REQUIREMENTS............................................9
MINIMUM WIRE SIZE....................................................10
WATER PIPING.....................................................................11
MINIMUM PIPE SIZE.......................................................11
PIPE SUPPORT.................................................................11
PIPE INSTALLATION.......................................................11
COLD WATER SUPPLY....................................................11
WATER PRESSURE...............................................................11
CLOSED WATER SYSTEMS................................................11
THERMAL EXPANSION......................................................11
MIXING VALVES..................................................................11
CONTAMINATED WATER...................................................12
TEMPERATURE-PRESSURE RELIEF VALVE.....................12
TANK SELECTION...............................................................12
SOLAR TANKS.................................................................12
STORAGE & HANDLING...................................................12
STORAGE RECOMMENDATIONS..............................13
TABLE OF CONTENTS
INSTALLATION........................................................13
INSTALLATION CHECKLIST......................................16
START UP.................................................................19
VALVE LIMIT FOR SINGLE-PASS.............................20
ELECTRONIC TEMPERATURE CONTROLS..............20
PROGRAMMABLE LOGIC CONTROLS.....................22
REQUIRED ABILITY.............................................................13
GENERAL.........................................................................13
REQUIRED TOOLS & MATERIALS...................................13
INSTALLATION & START UP TOOLS........................13
SERVICE TOOLS..............................................................14
UNIT PLACEMENT..............................................................14
MOUNTING FRAME.......................................................14
PAD MOUNTING.............................................................14
ELECTRICAL CONNECTIONS............................................14
CORRECT VOLTAGE AND PHASE.............................14
BRANCH CIRCUIT DISCONNECT SWITCH.............14
TRANSFORMER CONFIGURATION............................15
WATER CONNECTIONS......................................................15
INSTALLATION INSTRUCTIONS.................................15
SINGLE TANK CONFIGURATION.....................................15
MULTIPLE TANK CONFIGURATION.................................16
STANDARD TANK THERMOSTAT....................................16
TEMPERATURE SENSOR INSTALLATION......................16
LOCATION.................................................................16
WATER PIPING................................................................16
ELECTRICAL.................................................................17
PRE-STARTUP CHECKLIST..................................................17
3 PHASE STARTUP PROCEDURES..................................17
SINGLE PHASE STARTUP PROCEDURES.......................18
INITIAL START-UP.................................................................18
PRE-STARTUP CHECKLIST ................................................18
ROTATION DIRECTION......................................................19
STARTING SOUND..............................................................19
PURGING THE CONDENSER ON A PLC..............................20
CONTROLLER..........................................................20
FUNCTION RANGES & SETTINGS...................................21
PARAMETER SETTINGS................................................21
SCREEN NAVIGATION........................................................21
BASIC MODE........................................................................21
ADVANCED MODE............................................................21
RESTRICTED MODE............................................................22
PLC CONTROLLER..............................................................22
TEMPERATURE & SETPOINTS..........................................22
SETPOINTS RANGES & SAFETIES...............................22
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